維列向量 的英文怎麼說

中文拼音 [wéilièxiàngliáng]
維列向量 英文
dimensional column vector
  • 維 : Ⅰ動詞1 （連接） tie up; hold together; link 2 （保持; 保全） maintain; safeguard; preserve; keep ...
  • 列 : Ⅰ動1 （排列） arrange; form a line; line up 2 （安排到某類事物之中） list; enter in a list Ⅱ名詞1...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 維列 : viereak
  1. In chapter 3, we study the property of complete exceptional sequence. in chapter 4, we make research on the hochschild cohomology of endomorphism algebras of complete exceptional sequence over hereditary algebras

    第三章，我們證明了有限維遺傳代數中，完備例外序列的維數向量的性質定理以及完備例外序列的誠實性。
  2. The results showed that low temperature wheat germplasm had many layers of small and closely - arranged diachyma cells, a large number of chloroplasts containing plentiful of granum lamella, and highly serried vascular bundles ; as it grew towards maturity, its structures such as diachyma cells, chloroplasts, and cells in the colored layers of seed ventral furrows aged slowly

    結果表明，低溫小麥種質較高溫種質葉肉細胞小，排列緊密，葉肉細胞層數較多；葉綠體數量多，葉綠體基粒片層豐富；葉片維管束密集；隨著生育期向成熟趨近，葉肉細胞、葉綠體、籽粒腹溝區有色層細胞等結構衰老緩慢。
  3. A convergence acceleration technique, boundary element method ( bem ), spectrum of two - dimension solutions ( s2ds ) method are used separately in solving dyadic green function of the three domain. next, waveguide narrow - wall slots array ' s is introduced in this paper

    對外部空間，與縫隙腔體區域一樣認為場量與z無關，對所有場量做z方向的fourier變換，得到譜域上的一系列去耦合的二維方程。
  4. The feasibility of decomposition of transition firing sequence, the application of them in the detecting lfs and the reverse course of decomposition - synthesis are discussed. they provide theoretic basis for our algorithm in the field of petri net. supported by the above, two main part is included in the algorithm : at first, x is transacted according to the following method in order to get a set of xb named as basic vector of x which is the firing count vector of a directed path without circle if md is reached from m0 in the rg ( m0 )

    在變遷序列分解的指導思想下，我們的演算法主要通過以下兩步工作完成： （ 1 ）首先對給出的已知條件中滿足狀態方程的n維非負整數向量進行處理，得到一組x的基礎向量x _ b ，使得在petri網的可達標識圖中，若存在一條由m _ o到m _ d的有向無環路，則x _ b為這樣的路上變遷引發序列的發生數向量。
  5. Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements

    利用5個具有不同纖維品質性狀的品種（系）配製完全雙列雜交組合20個，通過親本和f1的2年隨機區組試驗發現產量性狀的鈴重和衣分與環境的互作效應小，不存在母體效應，並以加性遺傳效應為主，分別占表型方差的51 . 2 %和65 . 4 % ;顯性遺傳效應所佔的比率也較高，分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均優勢較大，分別為13 . 3 %和3 . 5 % ，達到了極顯著;鈴重的超親優勢為2 . 0 % ，不顯著;衣分為顯著的負值（ - 2 . 1 % ） .遺傳分析與雜種優勢結果一致.具體表現在產量性狀上，親本相當配製的組合雜合顯性較高，其超親優勢正向顯著，而極值親本（差異較大）所配組合沒有超過高親的.這表明親本差異小、親源關系較近的親本中仍然存在足夠的遺傳變異或某種機制以創造變異使育種取得更大的進展.相關分析表明了仍然存在嚴重的品質與產量的負相關，遺傳改良的難度較大
  6. Aesthetic appearance is one of the most important criteria used by consumers in judging clothing wear performance. bagging is a kind of three - dimensional residual deformation that deteriorates garment appearance during wear and caused dissatisfaction. to understand the psychophysical mechanisms of fabric bagging perception, a method of subjectively evaluating this behavior is developed by using a series of photographs taken from bagged fabric samples. both ranking and rating scales are used as the psychological scales. the two scales are highly correlated with each other, but the rating scale provides more information than the ranking scales and can indicate perceived differences between fabrics. a linear relationship between subjective perceptions and measured residual bagging height shows that perception of fabric bagging follows stevens ? power law. residual bagging height contributes up to 94 % of the total variance in the perception of fabric bagging. the rest of the variation may be attributed to anistropic behavior during the bagging process

    美觀是消費者日常服裝穿著功能中最重要的指標之一.起拱是一種外衣穿著中引起變化，令人不滿的三維殘余變形.一種主觀評價方法是從一系列起拱織物的照片來理解心理物理學規律，採用優劣排序等級和優劣評判等級兩種方法用於心理評價標度.這兩種等級互相間緊密相關，但評判等級比排序等級包含更多的信息，可以更好地區分出兩種織物間的差異.主觀評價結果與測量得到的殘余起拱高度之間線性相關，表明了織物起拱特性符合斯特藩指數定律.殘余起拱高度對織物起拱特性總方差的貢獻在94 %以上.其它可能是起拱時各向異性因素引起的
  7. As we know, the blood vessel in the hyperplastic prostate may also be increasely, and the hyperplastic tissue protrudes toward the urethra tract and is collided by urine, because the patient of bph could not urinate unobstructed, once he overexerts in urination or local pressure reduces suddenly after urination, abundant blood vessel in the hyperplastic prostate will be broken and bring hematuria

    我們知道，增生前列腺里的血管也可以增多，尤其一種病理上分類為間質型的增生癥，表現為纖維組織和血管大量增生，增生的組織並向尿道腔內凸出，受到尿液沖撞的機會多而且強烈。由於增生的前列腺使患者排尿不暢，患者排尿用力過大，或者排尿后局部驟然減壓，都容易導致增生前列腺內豐富的血管破裂，引起血尿。
  8. The property of continuous function and the formula of probability addition to the convergence in probability of continuous function sequence of random vector is used

    摘要將依概率收斂的一維隨機變量序列的連續函數仍依概率收斂的結論推廣到隨機向量序列的情形。
  9. All the contents are developed around a set of scaling laws taking the form of exponentials which relate to almost all the issues of complexity including fractals, chaos, strange attractors, localization, and symmetry breaking, etc. the main work can be summarized as follows : starting from the law of allmetric growth three fractal dimensions in a broad sense are derived, and according to these dimensions, geographical space is divided into three levels, i. e., real space, phase space, and order space, each of which corresponds to a kind of dimension. based on the idea of spatial disaggregation and using the rmi ( relationship - mapping - reversion ) principle, the urban system is formulated as three scaling laws of the three spaces, including number law, size law, and area law, which can be transformed into a set of power laws such as allometric law and zipf ’ s law associated with fractal structure

    從異速生長律的縱向、橫向和切向三個角度將地理空間劃分為實空間、相空間和序空間，分別對應于空間系列、時間序列和等級序列三個層面，每個層面的測度各有自己的空間維度。基於「空間循環細分-等級體系-網路結構」的數理等價關系，利用rmi （關系-映射-反演）原則，成功地實現了城市系統宏觀模型的理論抽象，將空間復雜性問題表徵為簡單的指數式標度定律（包括數量律、規模律和尺度律） ，這一組標度律可以與一組冪次定律（包括具有分形性質的規模-數目律、異速生長定律和三參數zipf定律）互為變換。
  10. In this paper, a gray video md - 3d - spiht algorithm is proposed, which extends the md - spiht algorithm into 3d - spiht. this method is to divide the 3 - d wavelet coefficients into some number p of different groups according to their spatial and temporal relationships, and then to encode each group independently using 3d - spiht algorithm, so that p independent embedded 3d - spiht substreams are created. multiple descriptions are created

    2 、將md - spiht方法推廣應用於視頻序列，提出了灰度視頻md - 3d - spiht演算法，該演算法先對一組視頻圖象進行多級離散三維小波變換，在小波域建立空間方向樹，及對空間方向樹分組，再分別對各組進行3d - spiht編碼，即產生多個描述，且每一描述的碼流是完全嵌入式的，易於實現質量可分級編碼。
  11. Within the framework of sparse bayesian learning, the algorithm extends the relevance vector machine by combining global and local kernels adaptively in the form of multiple kernels, and the improved locality preserving projection ( llp ) is then applied to reduce the column dimension of the multiple kernel input matrix to achieve less training time

    在稀疏貝葉斯學習的框架下，該演算法首先以多核形式自適應結合全局核函數和局部核函數擴展相關向量機，然後應用改進的保局投影來約簡多核輸入矩陣的列維數以減少訓練時間。
  12. The 3 - d vector and pattern of electromagnetic field and power density on a sphere from an array of time harmonic current

    弦變線電流陣列在球面上電磁場及功率密度流之時變向量與三維場形。
  13. Fortunately, we can solve this problem by using ap ( alternating projection ) algorithm, by this way ; the computational load can reduce dramatically. doa estimation is mostly research base on linear array, because of the limitation of linear, it can estimate the azimuth only ; solid array can estimate the azimuth and elevation, in this paper, the solid array is used for doa estimation ; when the signal sources are uncorrelated, the music algorithm is chosen, using mdl / aic algorithm, we attain the signal number of sources

    本文採用立體六元陣進行測向，在非相干信號源條件下，採用music演算法進行doa估計，採用基於信息論原理mdl準則或者aic準則判斷信號源數目，通過對陣列流形的研究，指出基於圓陣的陣列流形具有的某種對稱性，利用該對稱性來降低運算量，並且通過對演算法的研究，提出用維數較小的信號子空間或噪聲子空間來計算空間譜，進一步減小music演算法運算量。
  14. Researched the methods to test configrable logic block ( clb ) and its sub - blocks. based on a “ divide and conquer ” methodology, the clb resources are divided into three basic blocks : logic units, carry logic module ( clm ) and lut ’ s ( look up tables ) ram - mode. the testing configurations are implemented based on a two - dimensional array structure for logic blocks

    主要基於「分治法」對clb及其子模塊進位邏輯（ clm ） 、查找表（ lut ）的ram工作模式等進行了測試劃分，分別實現了以「一維陣列」為基礎的測試配置和測試向量，以較少了測試編程次數完成了所有clb資源的測試。
  15. The mapping the pilot training from the lower dimension space to high dimension space, and in the high dimension space, the wave - let kernel function is adopted, according to recursion least square criteria, the lower linear inseparable problem is convert to the separable problem

    然後將根據結構風險遞歸二乘最小化準則回歸估計支持向量機原理，把導頻訓練序列映射到高維空間，並在高維空間採用結構小波核函數，達到了將低維空間的非線性估計轉化為高維空間的線性估計的目的。
  16. Emphasis is given to topics that will be useful in other disciplines, including systems of equations, vector spaces, determinants, eigenvalues, similarity, and positive definite matrices

    主要內容有：行列式，矩陣的代數運算，維向量空間的概念，線性方程組理論，矩陣相似的標準形理論，二次型等。
  17. After analyzing and studying the characteristics of the sequence generation of grey system theory, this paper proposes the concept of three - dimensional data sequence, extends the grey system theory from one - dimensional data sequence to three - dimensional data sequence and enlarges the application range of the theory in engineering. this paper also proposes a decomposition coefficient selection method and a partial concave - convex characteristic decision method to the preference generation, which can solve the problem that the internal point generated by the original method was inconsistent with the actual system. considering the errors existed in ends generation with step ratio and smooth ratio methods, the author proposes a tendency average generation and improves the quality of the generation greatly

    灰色建模與逆向工程兩者有其十分相似的內在關系，本文通過學科交叉，深入研究兩種不同學科理論，在繼承灰色系統理論這一我國原創性理論思想的基礎上，補充和豐富了新的內涵並將其滲透到逆向工程中的數據測量與數據處理技術的應用之中，使機械工程中甚少應用的這一灰色系統理論得到了進一步的拓展，主要成果如下: 1 .分析研究了灰色系統理論中序列生成的特點，提出了三維數據序列的概念，將灰理論的一維數據序列拓展到三維數據序列，拓寬了灰理論在工程中的應用范圍;提出了有偏生成演算法中生成系數分解選取方法和數據序列點局部凹凸特性決定生成系數的方法，解決了原有方法生成內點與實際系統不一致的現象;針對級比和光滑比用於生成端點有較大誤差的情況，提出了趨勢均值生成演算法，大大提高了端點生成的精度。
  18. Svm is a kind of universal learning algorithm, which developed from statistical learning theory, that is, small sample learning theory proposed by vapnik. it can represent complicated functions especially in high dimensions, which can avoid the trouble of the dimension tragedy that happened in general algorithm. it also will not affect the system performance by using original data of the array for the eigenvector directly

    支持向量機是由vapnik等人提出的小樣本統計理論? ?統計學習理論發展而來的一種新的通用學習演算法，特別在高維空間中表示復雜函數，避免了常規演算法「維數災難」等麻煩問題，可直接用陣列原始數據作為特徵向量而不影響系統性能。
  19. The authors discuss the statistical distributions of multiple - input multiple - output mimo channels over flat rayleigh fading via the order statistics analysis. simplified expressions are derived for expectations of the vector energies when the column or row number is equal to 1 and 2, which is followed by the upper and lower bounds when the antenna number at one side approaches infinite

    以順序統計量分析rayleigh平坦衰落mimo通道矩陣各向量能量的分佈特徵，給出其各階矩公式以及列行數為1和2時行列向量的能量期望值的簡潔表達式，並由此推導出通道矩陣的單邊維數趨于無窮時行和列向量能量期望值的上下界。
  20. The algorithm acquires the quantity of two - dimensional spatial translation by means of projecting each frame apart along horizontal and vertical direction and using multi - resolution spectrum decomposition approach to process the two projection vectors, respectively

    該演算法首先引入積分投影方法將圖像序列中的每幀圖像轉換成兩個一維積分投影向量，再應用多分辨譜分解方法對兩個投影向量分別進行處理，從而精確地獲取圖像在二維空間上的亞像素平移量。
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